Nautical Tropical Imports 30" Dia Antique Brass Finish Porthole Mirror Wall Mount Decor 30" Antique Brass Finish Porthole Mirror Made of fiberglass resin (Dogear bolts are solid steel) Hanging Nautical Decor (2 keyholes in back for hanging) Frame is 2"Deep (With dogear bolts total depth to wall 5"D) 22"Dia mirror viewing area